Base | Representation |
---|---|
bin | 10000001001111000011… |
… | …000010011101001010010 |
3 | 10221010102020220000021210 |
4 | 100021320120103221102 |
5 | 121142012011401320 |
6 | 2205552130000550 |
7 | 143126560336611 |
oct | 20117030235122 |
9 | 3833366800253 |
10 | 1110121200210 |
11 | 398888527570 |
12 | 15b195416156 |
13 | 808b791ca39 |
14 | 3ba31779878 |
15 | 1dd243000e0 |
hex | 10278613a52 |
1110121200210 has 128 divisors (see below), whose sum is σ = 3066294528000. Its totient is φ = 254387589120.
The previous prime is 1110121200169. The next prime is 1110121200211. The reversal of 1110121200210 is 120021210111.
It is not an unprimeable number, because it can be changed into a prime (1110121200211) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2618067 + ... + 3012393.
It is an arithmetic number, because the mean of its divisors is an integer number (23955426000).
Almost surely, 21110121200210 is an apocalyptic number.
1110121200210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 1110121200210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1533147264000).
1110121200210 is an abundant number, since it is smaller than the sum of its proper divisors (1956173327790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1110121200210 is a wasteful number, since it uses less digits than its factorization.
1110121200210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 394816.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 1110121200210 its reverse (120021210111), we get a palindrome (1230142410321).
Subtracting from 1110121200210 its reverse (120021210111), we obtain a palindrome (990099990099).
The spelling of 1110121200210 in words is "one trillion, one hundred ten billion, one hundred twenty-one million, two hundred thousand, two hundred ten".
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